Grammar
Class 12 / General English
Grammar
Question 28 of 37Book: TN-ENG-12Chapter 4
Choose the finite verb in the given sentence: "The professor has been working on the last chapter of the book since March."
A
working
B
has been working
C
chapter
D
since
Correct AnswerB.
has been working
Explanation
The complete finite verb phrase that shows present perfect continuous tense and agrees with the singular subject professor is has been working